Defines a type 4 (PostScript) function.
A type 4 PostScript function, also called a PostScript calculator function, is represented as a stream containing code written in a small subset of the PostScript language.

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Initializes a new PDFPostScriptFunction object with the specified COS function.

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Initializes a new PDFPostScriptFunction object with the specified COS function.

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Initializes a new PDFPostScriptFunction object with the specified COS function.

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Calculates the function for the given input.
This method supports the internal library infrastructure and should not be used by external client code.

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This method supports the internal library infrastructure and should not be used by external client code.

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Creates a PDFFunction based on a COS function.

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Gets the COS function.

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Gets the function domain.

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Get the PostScript code.

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Gets the function range.

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This method supports the internal library infrastructure and should not be used by external client code.

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Sets the function domain.

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Sets the PostScript code.

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Sets the function range.

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